a white, crystalline, water-soluble disaccharide, C12H22O11, that is obtained by the breakdown of cellulose or lichenin and yields glucose upon hydrolysis: used chiefly in bacteriology as a reagent.
Main Entry: cel·lo·bi·ose Pronunciation: "sel-&-'bI-"Os, -"Oz Function: noun : a faintly sweet disaccharideC12H22O11 obtained by partial hydrolysis of cellulose called also cellose